KNX Device Connection Authorization overly restrictive account lockout mechanism

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in KNX Device. Impacted is an unknown function of the component Connection Authorization. Performing a manipulation results in overly restrictive account lockout mechanism. This vulnerability was named CVE-2023-4346. The attack may be initiated remotely. There is no available exploit. It is recommended to apply the suggested workaround.

Detailsinfo

A vulnerability classified as critical has been found in KNX Device (affected version not known). This affects some unknown functionality of the component Connection Authorization. The manipulation with an unknown input leads to a overly restrictive account lockout mechanism vulnerability. CWE is classifying the issue as CWE-645. The product contains an account lockout protection mechanism, but the mechanism is too restrictive and can be triggered too easily, which allows attackers to deny service to legitimate users by causing their accounts to be locked out. This is going to have an impact on availability.

The weakness was presented 08/25/2023 as icsa-23-236-01. It is possible to read the advisory at cisa.gov. This vulnerability is uniquely identified as CVE-2023-4346. The technical details are unknown and an exploit is not publicly available.

The best possible mitigation is suggested to be Workaround.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (ICS-CERT): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Overly restrictive account lockout mechanism
CWE: CWE-645 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Workaround
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/14/2023 🔍
08/25/2023 +11 days 🔍
08/25/2023 +0 days 🔍
09/20/2023 +26 days 🔍

Sourcesinfo

Advisory: icsa-23-236-01
Status: Confirmed

CVE: CVE-2023-4346 (🔍)
GCVE (CVE): GCVE-0-2023-4346
GCVE (VulDB): GCVE-100-238023

Entryinfo

Created: 08/25/2023 07:47
Updated: 09/20/2023 09:56
Changes: 08/25/2023 07:47 (37), 09/20/2023 09:53 (2), 09/20/2023 09:56 (11)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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